linux jobs in San Diego

Lead a team of IT systems engineers architecting, deploying, and securing enterprise server infrastructure across Windows, Linux, virtualization, and cloud environments. Design and operate Active Directory and hybrid identity solutions at scale, manage enterprise endpoint management with SCCM, and guide virtualization and hyperconverged infrastructure modernization.…See more Serve as primary technical authority providing hands-on mentoring, engineering reviews, and on-site technical advising to government clients on system architecture, modernization strategy, and mission-critical implementation planning.

Director-level role managing infrastructure and operations for a healthcare systems company. Responsible for leading on-premises data center and enterprise facilities infrastructure, overseeing Windows/Linux servers, virtualization (VMware), SAN/NAS storage, disaster recovery, cloud platforms (Azure, AWS, GCP), networking (LAN/WAN, SD-WAN, firewalls, DNS, DHCP), identity and access management, and infrastructure monitoring.…See more Requires 10 years of subject-matter expertise, 8 years supervisory experience, and deep knowledge of IT service management, infrastructure automation, and compliance.

Senior Software Systems Engineer to own end-to-end software delivery for autonomous maritime vehicles, including release engineering, build pipelines, packaging, versioning, and deployment automation. Responsible for Infrastructure-as-Code (Terraform/CloudFormation), build/deployment pipeline maintenance (GitHub Actions, Jenkins), containerization (Docker, Kubernetes), and tooling that enables the engineering organization to ship reliably at scale.…See more Will act as integration point between vehicle software, cloud services, and third-party systems, and support production systems and active vehicle missions. Requires 8+ years in infrastructure, DevOps, or release engineering with strong Linux systems knowledge, cloud infrastructure experience, and proficiency in Python, Go, or Bash.

This mid-level Systems Engineer role focuses on deploying, managing, and maintaining Red Hat OpenShift clusters in on-premises government environments. Core responsibilities include Kubernetes and OpenShift administration, Linux system management, cluster monitoring and troubleshooting, security hardening (including STIG implementation), and collaboration with development teams.…See more The role requires an active Secret clearance, one DoD 8570 IAT Level II certification (Security+, CySA+, CCNA Security, GICSP, GSEC, or SSCP), and 1+ years of OpenShift experience plus 3–5 years of Linux administration background.

A senior software integration engineer responsible for debugging complex systems spanning Linux, networking, hardware interfaces, and distributed software components. The role involves building Docker-based deployment workflows, participating in field testing and demonstrations, and collaborating with core teams to integrate payloads and external systems through APIs, SDKs, and communication protocols.…See more Requires 5+ years of software engineering experience with strong fundamentals across the stack, proficiency in modern languages (C++, Python, Rust, Go, Java, TypeScript), and deep Linux and networking knowledge. The position emphasizes production-ready reliability, ability to modify large codebases quickly, and hands-on support for fielded systems.

Senior Systems Engineer responsible for managing and automating enterprise Linux/Unix systems across VMware on-prem and hybrid environments in a regulated banking setting. Will develop and maintain Puppet automation modules for server provisioning, patching, and application deployment; administer vSphere, ESXi, and vCenter infrastructure; and ensure security hardening, compliance (SOX, FFIEC), and high availability for mission-critical applications.…See more Acts as L2/L3 resource for incident management, root-cause analysis, and operational stability, with scripting in Bash and Python to reduce manual recovery efforts.

This role combines systems engineering with DevOps and cybersecurity responsibilities. The engineer will develop requirements traceability, support system integration across applications and infrastructure, and provide continuous software sustainment for production systems.…See more Key duties include administering Linux and Windows servers, deploying and maintaining virtualized environments (VMware vSphere, AWS), managing vulnerabilities and DISA STIG compliance, executing zero-downtime deployments, and coordinating incident response. The role requires 3+ years of systems engineering experience in Agile defense environments and 2+ years of recent enterprise server administration.

BAE Systems seeks entry-level software engineers (Bachelor's or Master's degree expected by June 2027, <6 months experience) to develop C4ISR and geospatial intelligence applications for defense customers. You will apply Java, OOP, and software design principles in a collaborative, agile environment.…See more The role offers mentorship, onboarding, and exposure to full-stack development, cloud platforms, DevOps, and modern software architecture as part of a structured Year One program.

This role manages continuous software sustainment and operational support for production systems in secure, multi-domain defense environments. You will perform tier 2/3 technical support, proactive vulnerability management, and technical debt remediation while executing zero-downtime deployments using Agile methodologies (Scrum, Kanban, SAFe).…See more You must maintain DISA STIG compliance, implement Risk Management Framework controls, and support Authority to Operate (ATO) activities. The position requires hands-on expertise with Linux and Windows Server administration, shell scripting (Bash/Python/Ansible), virtualization, SIEM/security monitoring, and DoD 8140 cyber workforce certifications.

Entry-level software engineer role focused on automated test and software control of complex hardware systems for C4ISR solutions. You will develop code interfacing with hardware using C/C++ and Java, applying object-oriented design principles and electronics knowledge.…See more The position includes a structured Year One mentorship program and requires a Bachelor's in Computer Science, Computer Engineering, or Electrical Engineering (or equivalent hardware experience) by June 2027, with the ability to obtain a U.S. security clearance.

As a Machine Learning Engineer at Qualcomm, you will develop and optimize machine learning frameworks, tools, and algorithms for deployment across mobile, edge, automotive, and IoT products. You will collaborate with cross-functional teams to design hardware-software co-optimized solutions, build efficient inference and training systems, and create ML kernels and compiler tools.…See more The role requires proficiency in ML frameworks (TensorFlow, PyTorch, Keras), embedded systems optimization, and programming languages like Python or C++, with experience in problem domains such as NLP or multimedia.

As an Information System Security Manager, you will oversee cybersecurity and operations of multiple classified systems, managing personnel and developing enterprise-wide RMF-based information security policies, standards, and procedures. You will maintain compliance with federal and DoD security standards, create and maintain System Security Plans, conduct continuous monitoring, perform risk assessments, and investigate security incidents.…See more You will coordinate with ISSEs, ISAs, and other security roles to design, procure, build, and accredit complex networks and systems across multiple classification levels. Required: Bachelor's degree in Information Security/IT or equivalent with 10+ years experience, DoD 8570.01-M IAM level III certification (CISSP, CISM, GSLC, or CCISO), RMF and NIST 800-53 expertise, and an active TS/SCI clearance.

Full Stack Software Engineer I at MedImpact Healthcare Systems will design, develop, and maintain software solutions across the full development lifecycle using object-oriented design principles and modern web frameworks. The role requires hands-on experience with Python, Java, microservices architecture, and web technologies (Angular/React, Spring Boot, FastAPI/Flask), along with backend infrastructure (PostgreSQL, Redis, Kafka, Kubernetes).…See more You'll work in an Agile Scrum environment, collaborating with technical and non-technical teams, and communicate design decisions to diverse audiences. The position is both client-facing and internal-focused, requiring strong communication skills and the ability to work independently and collaboratively in a fast-paced healthcare technology environment.

BAE Systems seeks a Platform DevSecOps Engineer to lead infrastructure and deployment initiatives for a defense/government software team. The role involves designing and maintaining on-premises infrastructure, developing CI/CD pipelines, automating provisioning and configuration management, implementing security measures, and troubleshooting production incidents.…See more The candidate must have proven DevSecOps experience, hands-on expertise with containerization (Kubernetes, Docker), automation tools (Ansible, Puppet, Chef), scripting (Python, Bash, PowerShell), CI/CD platforms (GitLab), monitoring frameworks, and Linux system administration, while working in a hybrid environment within a fast-paced, dynamic team.

Entry-level software engineer role supporting C4ISR and geospatial intelligence applications for defense customers. Requires a Bachelor's degree in Computer Science or related field (by June 2027) and proficiency in Java with understanding of object-oriented design and programming.…See more The role emphasizes full-stack development capabilities, familiarity with modern DevOps and cloud tools, and the ability to work collaboratively in an agile environment. Candidates with security clearance eligibility or prior internship experience are preferred.

Entry-level software engineer role focused on automated test and software control of complex hardware systems for C4ISR defense applications. Candidates will work with C/C++ and Java to develop systems that sense, control, and process actionable intelligence for warfighters.…See more The role requires a Bachelor's degree in Computer Engineering, Electrical Engineering, or Computer Science (with hardware knowledge) by June 2027, proficiency in object-oriented design and programming, and the ability to obtain a U.S. security clearance. Successful candidates will join a structured Year One mentorship program and work in an agile, collaborative environment.

Senior Systems Engineer responsible for designing, developing, and maintaining production services supporting enterprise mail and messaging infrastructure. The role requires strong Linux administration, Python development, and expertise in email technologies (SMTP, message routing, authentication, anti-spam).…See more You will troubleshoot complex distributed systems issues, implement service integrations and operational tooling, drive medium-sized projects, and mentor junior engineers.

SDSU seeks a senior Systems Administrator IV to design, implement, and optimize enterprise infrastructure across on-premises and cloud environments, supporting the university's academic, research, and business operations. The role requires leading complex infrastructure projects, automating administrative processes using PowerShell, Bash, or Python, implementing security controls and disaster recovery strategies, and mentoring junior systems administrators.…See more Key responsibilities include administering servers, directory services, virtualization, and cloud platforms; performing advanced troubleshooting; and establishing technical standards and practices. The ideal candidate has extensive experience in enterprise server infrastructure, cloud services, Windows/Linux environments, virtualization, configuration management, and technical project leadership.

Software Engineer II responsible for operating and improving large-scale SQL, NoSQL, streaming, and caching platforms (Cassandra, Aurora, Aerospike, Kafka, Redis, DynamoDB, ElastiCache) with a focus on reliability, automation, and observability. Build self-service developer experiences using Terraform and infrastructure-as-code, participate in on-call incident response, and develop APIs and automated tests for infrastructure tooling.…See more Requires 3+ years in software engineering, database reliability engineering, SRE, or platform engineering, with hands-on Go experience, Terraform proficiency, AWS/GCP knowledge, and Kubernetes familiarity.

Senior Software Engineer role developing reliable, modular, and secure software components for mission-critical federal government systems. Responsibilities include designing and building custom C++ and X Windows applications, web-based middleware, and security-accredited software on RHEL platforms.…See more Requires proficiency in JavaScript, React, CSS3, HTML5, and low-level operating systems concepts including multi-threading, memory management, and networking. Must maintain an active Secret Clearance and be eligible for Top Secret clearance.

Senior staff engineer responsible for designing, developing, and debugging platform software drivers and modules for next-generation automotive SoCs. Will lead development efforts across multiple domains including Linux/QNX kernels, bootloaders, device drivers, multimedia systems, and low-power management frameworks.…See more Requires 6+ years of software engineering experience with deep hands-on expertise in embedded systems, ARM architecture, C/C++ programming, and SoC hardware debugging. Will collaborate with hardware, systems, and test teams to deliver automotive infotainment, telematics, and autonomous driving solutions.

Mid-level full-stack software engineer responsible for developing, deploying, and troubleshooting distributed applications across application, OS, networking, and hardware layers. Must have 5+ years of professional experience with Python, modern front-end frameworks, RESTful APIs, Linux (RHEL preferred), containerization (Podman/OCI), Ansible automation, and Git.…See more Role emphasizes independent ownership of features from requirements through testing, strong debugging across system and software components, and integration with external systems and hardware interfaces.

Associate Software Engineer role focused on developing embedded software for real-time control of advanced tactical radio equipment. The role involves full software development lifecycle participation (requirements, design, implementation, integration, test) using multiple programming languages (C++, C#, C, Java, Python, etc.) and real-time operating systems (VxWorks, Linux, QNX, Integrity, Windows CE).…See more Responsibilities include hardware-software interface development, test procedure creation, experimental evaluation using modeling tools, and peer code review. This is an entry-level position for recent graduates or those completing a Bachelor's degree in computer science, computer engineering, software engineering, electrical engineering, or related fields.

Lead end-to-end execution of Qualcomm Data Center SoC software programs from architecture through production release, managing integrated schedules, dependencies, and cross-functional coordination across firmware, embedded software, system software, platform software, validation, and productization teams. Drive software readiness activities aligned to silicon and product milestones, track feature maturity and critical dependencies, and escalate risks impacting product schedules.…See more Communicate complex technical and program status to Director-level and executive leadership, establish execution frameworks supporting requirements traceability and release governance, and drive alignment across internal engineering teams and external ecosystem partners.

Sr. Software Product Security role focused on monitoring, assessing, and responding to product and application security risks, vulnerabilities, and emerging cybersecurity threats.…See more Responsibilities include conducting security assessments, automating vulnerability testing, partnering with engineering teams to define security requirements, troubleshooting security issues across systems and applications, and providing technical guidance on cybersecurity best practices. Requires 4-15+ years of cybersecurity/product security experience, strong knowledge of vulnerability management and risk assessment, hands-on experience with security testing and application validation, and familiarity with secure software development practices. Security certifications (CISSP, Security+) preferred; experience in regulated industries or healthcare a plus.